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Radiant|Lab Grown|IGI

0.90ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG414079780

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG414079780

Diamond specifications and retailer prices

From €227 EUR
$254 USD
As of October 30, 2026
Save €857 EUR (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,084 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown radiant diamond

This 0.9ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG414079780 or 414079780. Listed at 5 retailers as of October 29, 2026, with prices from €227 to €1,084, a €857 spread on the same certified stone. MOH London lists it at €1,084. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.90
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414079780
Dimensions6.25 × 5.19 × 3.39 mm
L/W Ratio1.20
Cert comments
As Grown - No indication of post growth treatment. This Laboratory Grown Diamond was created by high pressure high temperature process (HPHT).
Top View
6.25 mm5.19 mm0.90 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG414079780
Side View
Table 68.5%Crown 33.1°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,084 EUR|Low: €177 EUR|High: €1,091 EUR|Avg: €610 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4€227 EUR
Retailer 3€252 EUR
Retailer 2€261 EUR
Retailer 5€348 EUR
Retailer 6€752 EUR
Retailer 7€967 EUR
Retailer 8€967 EUR
MOH London€1,084 EUR

36 data points across 8 retailers

5 retailers€227 EUR to €1,084 EUR

A
Cheapest Retailer
-
€227 EUR
$254 USD
A
Retailer 2
-
€252 EUR
$282 USD
View
A
Retailer 3
-
€261 EUR
£230 GBP
View
B+
Retailer 4
-
€348 EUR
$389 USD
View
Most Expensive
B
MOH London
LG414079780 · Oct 29
€1,084 EUR
£954 GBP
View
4 more retailers have this diamond
Prices start from €227 EURSave up to €857 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.90ct Radiant
€227 EUR